Revenue Recognition - Terminaling Service (Details) - Revenue expected to be recognized on multi-year terminaling service contracts in place as of September 30, 2019 $ in Millions	12 Months Ended
	Dec. 31, 2020 USD ($)
Disaggregation of Revenue [Line Items]
Agreement term	15 years
Agreement term extension	5 years
Norco Transaction | Affiliated Entity | April 2020 Transaction
Disaggregation of Revenue [Line Items]
Annual payments receivable	$ 140
Annual payments receivable, gross	151
Annual payments receivable, net	$ 11